In the BioPac Activity Examining Human Brain Waves, How Many

Question

In the BioPac activity examining human brain waves, how many electrodes will be used for the EEG?
A)5
B)3
C)1
D)15

Accepted Answer

Typically, a basic EEG setup for educational purposes like the BioPac activity uses 3 electrodes: one for the reference, one for the ground, and one for the active recording site.